content: /*
   * Copyright 2016-present David Karnok
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package hu.akarnokd.rxjava3.basetypes;
  
  import org.reactivestreams.Subscriber;
  
  import io.reactivex.rxjava3.functions.Supplier;
  import io.reactivex.rxjava3.internal.subscriptions.EmptySubscription;
  
  /**
   * Completes the subscriber immediately.
   */
  final class PerhapsEmpty extends Perhaps<Object> implements Supplier<Object> {
  
      static final PerhapsEmpty INSTANCE = new PerhapsEmpty();
  
      @SuppressWarnings("unchecked")
      static <T> Perhaps<T> instance() {
          return (Perhaps<T>)INSTANCE;
      }
  
      @Override
      protected void subscribeActual(Subscriber<? super Object> s) {
          EmptySubscription.complete(s);
      }
  
      @Override
      public Object get() throws Exception {
          return null;
      }
  }
  